-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
      name:  <unnamed>
       log:  C:\Users\knm4642\Dropbox\Nha Meo Heo Beo\_JMP\WORKING FOLDER\Variable descriptions.log
  log type:  text
 opened on:  19 Feb 2026, 00:21:05

. 
. ********************************************************************************
. *                        BASELINE CEO FIRM YEAR SAMPLE                         *
. *                   Observation unit: boardid x year x ceoid                   *
. ********************************************************************************
. 
. use "Baseline CEO firm year sample.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
boardid         long    %12.0g                Firm identifier
ceoid           long    %12.0g                CEO identifier
year            float   %9.0g                 Year
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         float   %9.0g                 Firm age
firmage2        float   %9.0g                 Firm age squared
haspat          float   %9.0g                 Dummy: Patenting firm during 1998-2012
firstpatyear    float   %9.0g                 First patenting year during 1998-2012
lastpatyear     float   %9.0g                 Last patenting year during 1998-2012
allpat          int     %9.0g                 Patent count (firm-year level)
f1allpat        int     %9.0g                 Patent count, 1-year forward
f1allpatw       int     %9.0g                 Patent count, 1-year forward winsorized
f2allpat        int     %9.0g                 Patent count, 2-year forward
f3allpat        int     %9.0g                 Patent count, 3-year forward
f1uspat         int     %9.0g                 USPTO patent count, 1-year forward
f1allpat_citff  float   %9.0g                 Forward-citation-weighted patent count, 1-year forward
f1uspat_xi      float   %9.0g                 Patent-value-weighted USPTO patent count, 1-year forward
f1allpat_new_topq10
                int     %9.0g                 Top-decile-explorativeness patent count, 1-year forward
f1allpat_posCD  float   %9.0g                 Disruptive patent count, 1-year forward
f1uspat_sig_topq10
                float   %9.0g                 Top-decile-patent-importance patent count, 1-year forward
f1allpat_npl    float   %9.0g                 Non-patent-backward-citation-weighted patent count, 1-year forward
f1allpat_sco    int     %9.0g                 Technological-scope-weighted patent count, 1-year forward
f1uspat_granted int     %9.0g                 Granted USPTO patent count, 1-year forward
f1allpat_citff_dec1
                float   %9.0g                 Patent count in 1st forward-citation decile, 1-year forward
f1allpat_citff_dec2
                float   %9.0g                 Patent count in 2nd forward-citation decile, 1-year forward
f1allpat_citff_dec3
                float   %9.0g                 Patent count in 3rd forward-citation decile, 1-year forward
f1allpat_citff_dec4
                float   %9.0g                 Patent count in 4th forward-citation decile, 1-year forward
f1allpat_citff_dec5
                float   %9.0g                 Patent count in 5th forward-citation decile, 1-year forward
f1allpat_citff_dec6
                float   %9.0g                 Patent count in 6th forward-citation decile, 1-year forward
f1allpat_citff_dec7
                float   %9.0g                 Patent count in 7th forward-citation decile, 1-year forward
f1allpat_citff_dec8
                float   %9.0g                 Patent count in 8th forward-citation decile, 1-year forward
f1allpat_citff_dec9
                float   %9.0g                 Patent count in 9th forward-citation decile, 1-year forward
f1allpat_citff_dec10
                float   %9.0g                 Patent count in 10th forward-citation decile, 1-year forward
f1allpat_citff_topq10
                float   %9.0g                 Top-decile-forward-citation patent count, 1-year forward
f1allpat_citff_topq4
                float   %9.0g                 Top-quarter-forward-citation patent count, 1-year forward
f1allpat_citff_topq20
                float   %9.0g                 Top-20th-quantile-forward-citation patent count, 1-year forward
f1allpat_citff_topq40
                float   %9.0g                 Top-40th-quantile-forward-citation patent count, 1-year forward
f1allpat_citff_topq100
                float   %9.0g                 Top-percentile-forward-citation patent count, 1-year forward
f1allpat_f      float   %9.0g                 Patent count by female inventors, 1-year forward
f1allpat_m      float   %9.0g                 Patent count by male inventors, 1-year forward
f1allpat_citff_f
                float   %9.0g                 Forward-citation-weighted patent count by female inventors, 1-year forward
f1allpat_citff_m
                float   %9.0g                 Forward-citation-weighted patent count by male inventors, 1-year forward
ash_allpat      float   %9.0g                 arsinh(Patent count)
ash_f1allpat    float   %9.0g                 arsinh(Patent count, 1-year forward)
log_f1allpat    float   %9.0g                 ln(Patent count, 1-year forward)
ash_f2allpat    float   %9.0g                 arsinh(Patent count, 2-year forward)
ash_f3allpat    float   %9.0g                 arsinh(Patent count, 3-year forward)
ash_f1uspat     float   %9.0g                 arsinh(USPTO patent count, 1-year forward)
ash_f1allpat_citff
                float   %9.0g                 arsinh(Forward-citation-weighted patent count, 1-year forward)
ash_f1uspat_xi  float   %9.0g                 arsinh(Patent-value-weighted patent count, 1-year forward)
ash_f1allpat_new_topq10
                float   %9.0g                 arsinh(Top-decile-explorativeness patent count, 1-year forward)
ash_f1allpat_posCD
                float   %9.0g                 arsinh(Disruptive patent count, 1-year forward)
ash_f1uspat_sig_topq10
                float   %9.0g                 arsinh(Top-decile-patent-importance patent count, 1-year forward)
ash_f1allpat_npl
                float   %9.0g                 arsinh(Non-patent-backward-citation-weighted patent count, 1-year forward)
ash_f1allpat_sco
                float   %9.0g                 arsinh(Technological-scope-weighted patent count, 1-year forward)
ash_f1uspat_granted
                float   %9.0g                 arsinh(Granted USPTO patent count, 1-year forward)
ash_f1allpat_f  float   %9.0g                 arsinh(Patent count by female inventors, 1-year forward)
ash_f1allpat_m  float   %9.0g                 arsinh(Patent count by male inventors, 1-year forward)
ash_f1allpat_citff_f
                float   %9.0g                 arsinh(Forward-citation-weighted patent count by female inventors, 1-year forwar
ash_f1allpat_citff_m
                float   %9.0g                 arsinh(Forward-citation-weighted patent count by male inventors, 1-year forward)
logat           float   %9.0g                 ln(Total assets)
f1logat         float   %9.0g                 ln(Total assets, 1-year forward)
f2logat         float   %9.0g                 ln(Total assets, 2-year forward)
logsale         float   %9.0g                 ln(Sales)
f1logsale       float   %9.0g                 ln(Sales, 1-year forward)
f2logsale       float   %9.0g                 ln(Sales, 2-year forward)
logemp          float   %9.0g                 ln(Employment)
f1logemp        float   %9.0g                 ln(Employment, 1-year forward)
f2logemp        float   %9.0g                 ln(Employment, 2-year forward)
logcapital      float   %9.0g                 ln(Fixed assets)
f1logcapital    float   %9.0g                 ln(Fixed assets, 1-year forward)
f2logcapital    float   %9.0g                 ln(Fixed assets, 2-year forward)
TFP_KL          float   %9.0g                 ln(TFP computed from capital & labor)
f1TFP_KL        float   %9.0g                 ln(TFP computed from capital & labor, 1-year forward)
f2TFP_KL        float   %9.0g                 ln(TFP computed from capital & labor, 2-year forward)
TFP_KLM         float   %9.0g                 ln(TFP computed from capital labor & materials)
f1TFP_KLM       float   %9.0g                 ln(TFP computed from capital labor & materials, 1-year forward)
f2TFP_KLM       float   %9.0g                 ln(TFP computed from capital labor & materials, 2-year forward)
tobinQ          float   %9.0g                 Tobin's Q
f1tobinQ        float   %9.0g                 Tobin's Q, 1-year forward
f2tobinQ        float   %9.0g                 Tobin's Q, 2-year forward
xrd             float   %9.0g                 R&D expenditure
f1xrd           float   %9.0g                 R&D expenditure, 1-year forward
f2xrd           float   %9.0g                 R&D expenditure, 2-year forward
rdstock         float   %9.0g                 R&D stock
f1rdstock       float   %9.0g                 R&D stock, 1-year forward
f2rdstock       float   %9.0g                 R&D stock, 2-year forward
ash_xrd         float   %9.0g                 arsinh(R&D expenditure)
ash_f1xrd       float   %9.0g                 arsinh(R&D expenditure, 1-year forward)
ash_f2xrd       float   %9.0g                 arsinh(R&D expenditure, 2-year forward)
ash_rdstock     float   %9.0g                 arsinh(R&D stock)
ash_f1rdstock   float   %9.0g                 arsinh(R&D stock, 1-year forward)
ash_f2rdstock   float   %9.0g                 arsinh(R&D stock, 2-year forward)
sizepct_at_sic3 byte    %9.0g                 Firm asset-based size quintile
sizepct_emp_sic3
                byte    %9.0g                 Firm employment-based size quintile
sizepct_at_sic3haspat
                float   %9.0g                 Firm asset-based size quintile, patenting firms only
sizepct_emp_sic3haspat
                float   %9.0g                 Firm employment-based size quintile, patenting firms only
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            float   %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUSUKedu      float   %9.0g                 Dummy: CEO has non-USUK education
nonUS           float   %9.0g                 Dummy: Non-US CEO
firstgen        byte    %9.0g                 Dummy: Foreign-born CEO
mainethcode     float   %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
ethHHI          float   %9.0g                 CEO's ethnic origin Herfindahl-Hirschman Index
sameethnames    float   %9.0g                 Dummy: Same main ethnicities inferred from CEO's first & last names
yrinco          float   %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
interimCEO      byte    %9.0g                 Dummy: Interim CEO
preCEO_resdir   byte    %9.0g                 Dummy: CEO has prior R&D-related experience (e.g., CSO)
preCEO_techdir  byte    %9.0g                 Dummy: CEO has prior tech-related experience (e.g., CTO)
trust           float   %9.0g                 CEO's inherited generalized trust using GSS
trust_sd        float   %9.0g                 CEO's inherited generalized trust using GSS, standardized
trustmaineth_sd float   %9.0g                 CEO's inherited generalized trust based on CEO's main ethnicity, standardized
trustlasso_sd   float   %9.0g                 CEO's inherited generalized trust using LASSO, standardized
trustfullgss_sd float   %9.0g                 CEO's inherited generalized trust using full GSS sample, standardized
trustwvs_sd     float   %9.0g                 CEO's inherited generalized trust using WVS, standardized
trustgps_sd     float   %9.0g                 CEO's inherited generalized trust using GPS, standardized
fair_sd         float   %9.0g                 CEO's inherited generalized trust based on question, standardized
helpful_sd      float   %9.0g                 CEO's inherited generalized trust based on question, standardized
getahead_sd     float   %9.0g                 CEO's inherited work ethic, standardized
consci_sd       float   %9.0g                 CEO's inherited confidence in science, standardized
conleg_sd       float   %9.0g                 CEO's inherited confidence in Congress, standardized
confed_sd       float   %9.0g                 CEO's inherited confidence in Federal Government, standardized
conjud_sd       float   %9.0g                 CEO's inherited confidence in Supreme Court, standardized
risktakinggps_sd
                float   %9.0g                 CEO's inherited risk preference, standardized
patiencegps_sd  float   %9.0g                 CEO's inherited patience, standardized
posrecipgps_sd  float   %9.0g                 CEO's inherited positive reciprocity, standardized
negrecipgps_sd  float   %9.0g                 CEO's inherited negative reciprocity, standardized
altruismgps_sd  float   %9.0g                 CEO's inherited altruism, standardized
LFPR_sd_c       float   %9.0g                 CEO's inherited gender norms, standardized & centered
highincome_sd   float   %9.0g                 CEO's ethnic-origin high-income share, standardized
prestg_sd       float   %9.0g                 CEO's ethnic-origin average occupation prestige, standardized
educyrs         float   %9.0g                 CEO's ethnic-origin average schooling years
educyrs_sd      float   %9.0g                 CEO's ethnic-origin average schooling years, standardized
coldeg          float   %9.0g                 CEO's ethnic-origin college graduate share, percent
coldeg_sd       float   %9.0g                 CEO's ethnic-origin college graduate share, standardized
protestant      float   %9.0g                 CEO's ethnic-origin Protestant share, percent
protestant_sd   float   %9.0g                 CEO's ethnic-origin Protestant share, standardized
logGDP          double  %10.0g                CEO's country-of-origin ln(GDP), 2005 US$
logpop          double  %10.0g                CEO's country-of-origin ln(population)
GDPgr           double  %10.0g                CEO's country-of-origin GDP growth, percent
lsc             float   %7.2f                 CEO's country-of-origin high-school graduate share, percent
gov3_pcr        float   %9.0g                 CEO's country-of-origin governance quality
logustradevol   float   %9.0g                 CEO's country-of-origin ln(US trade volume)
logcallpat      float   %9.0g                 CEO's country-of-origin ln(patent count)

. 
. ********************************************************************************
. *                         CEO TRANSITION EVENT SAMPLE                          *
. *                   Observation unit: eventid x year x ceoid                   *
. ********************************************************************************
. 
. use "CEO transition event sample.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
eventid         int     %9.0g                 CEO transition event identifier
boardid         long    %12.0g                Firm identifier
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
changeyr        int     %9.0g                 CEO transition year
yrbfchange      byte    %9.0g                 Year relative to CEO transition year before transition, 0 otherwise
yrafchange      byte    %9.0g                 Year relative to CEO transition year after transition, 0 otherwise
postchange      byte    %9.0g                 Dummy: Post-CEO transition
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspatpre       float   %9.0g                 Dummy: Patenting firm pre-CEO transition
allpat          int     %9.0g                 Patent count (firm-year level)
f1allpat        int     %9.0g                 Patent count, 1-year forward
f1allpatw       int     %9.0g                 Patent count, 1-year forward winsorized
f1allpat_citff_dec1
                int     %9.0g                 Patent count in 1st forward-citation decile, 1-year forward
f1allpat_citff_dec2
                byte    %9.0g                 Patent count in 2nd forward-citation decile, 1-year forward
f1allpat_citff_dec3
                int     %9.0g                 Patent count in 3rd forward-citation decile, 1-year forward
f1allpat_citff_dec4
                int     %9.0g                 Patent count in 4th forward-citation decile, 1-year forward
f1allpat_citff_dec5
                int     %9.0g                 Patent count in 5th forward-citation decile, 1-year forward
f1allpat_citff_dec6
                int     %9.0g                 Patent count in 6th forward-citation decile, 1-year forward
f1allpat_citff_dec7
                int     %9.0g                 Patent count in 7th forward-citation decile, 1-year forward
f1allpat_citff_dec8
                int     %9.0g                 Patent count in 8th forward-citation decile, 1-year forward
f1allpat_citff_dec9
                int     %9.0g                 Patent count in 9th forward-citation decile, 1-year forward
f1allpat_citff_dec10
                int     %9.0g                 Patent count in 10th forward-citation decile, 1-year forward
ash_allpat      float   %9.0g                 arsinh(Patent count)
ash_f1allpat    float   %9.0g                 arsinh(Patent count, 1-year forward)
logat           float   %9.0g                 ln(Total assets)
f1logat         float   %9.0g                 ln(Total assets, 1-year forward)
f2logat         float   %9.0g                 ln(Total assets, 2-year forward)
logsale         float   %9.0g                 ln(Sales)
f1logsale       float   %9.0g                 ln(Sales, 1-year forward)
f2logsale       float   %9.0g                 ln(Sales, 2-year forward)
logemp          float   %9.0g                 ln(Employment)
f1logemp        float   %9.0g                 ln(Employment, 1-year forward)
f2logemp        float   %9.0g                 ln(Employment, 2-year forward)
logcapital      float   %9.0g                 ln(Fixed assets)
f1logcapital    float   %9.0g                 ln(Fixed assets, 1-year forward)
f2logcapital    float   %9.0g                 ln(Fixed assets, 2-year forward)
TFP_KL          float   %9.0g                 ln(TFP computed from capital & labor)
f1TFP_KL        float   %9.0g                 ln(TFP computed from capital & labor, 1-year forward)
f2TFP_KL        float   %9.0g                 ln(TFP computed from capital & labor, 2-year forward)
TFP_KLM         float   %9.0g                 ln(TFP computed from capital labor & materials)
f1TFP_KLM       float   %9.0g                 ln(TFP computed from capital labor & materials, 1-year forward)
f2TFP_KLM       float   %9.0g                 ln(TFP computed from capital labor & materials, 2-year forward)
tobinQ          float   %9.0g                 Tobin's Q
f1tobinQ        float   %9.0g                 Tobin's Q, 1-year forward
f2tobinQ        float   %9.0g                 Tobin's Q, 2-year forward
xrd             float   %9.0g                 R&D expenditure
f1xrd           float   %9.0g                 R&D expenditure, 1-year forward
f2xrd           float   %9.0g                 R&D expenditure, 2-year forward
rdstock         float   %9.0g                 R&D stock
f1rdstock       float   %9.0g                 R&D stock, 1-year forward
f2rdstock       float   %9.0g                 R&D stock, 2-year forward
ash_xrd         float   %9.0g                 arsinh(R&D expenditure)
ash_f1xrd       float   %9.0g                 arsinh(R&D expenditure, 1-year forward)
ash_f2xrd       float   %9.0g                 arsinh(R&D expenditure, 2-year forward)
ash_rdstock     float   %9.0g                 arsinh(R&D stock)
ash_f1rdstock   float   %9.0g                 arsinh(R&D stock, 1-year forward)
ash_f2rdstock   float   %9.0g                 arsinh(R&D stock, 2-year forward)
resqual         float   %9.0g                 Firm researcher pool quality proxy
resqualpct      byte    %8.0g                 Firm researcher pool quality proxy quintile
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     int     %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
interimCEO      byte    %9.0g                 Dummy: Interim CEO
preCEO_resdir   byte    %9.0g                 Dummy: CEO has prior R&D-related experience
preCEO_techdir  byte    %9.0g                 Dummy: CEO has prior tech-related experience
trust           float   %9.0g                 CEO's inherited generalized trust using GSS
trust_sd        float   %9.0g                 CEO's inherited generalized trust using GSS, standardized
bothnonUS       float   %9.0g                 Dummy: Both predecessor & successor CEOs non-US
mainethcoder    float   %9.0g                 Predecessor CEO's main ethnic origin x post-CEO transition
retire1yr       float   %9.0g                 Dummy: Predecessor CEO aged 65 at end of term
retire3yr       float   %9.0g                 Dummy: Predecessor CEO aged 64-66 at end of term
retire5yr       float   %9.0g                 Dummy: Predecessor CEO aged 63-67 at end of term
deathwi0yr      float   %9.0g                 Dummy: Predecessor CEO died in same year as end of term
deathwi1yr      float   %9.0g                 Dummy: Predecessor CEO died within 1 year of end of term
trustbf         float   %9.0g                 Predecessor CEO's inherited generalized trust, standardized
trustaf         float   %9.0g                 Successor CEO's inherited generalized trust, standardized
deltatrust      float   %9.0g                 Difference between successor & predecessor CEOs' standardized trust
moretrust       byte    %9.0g                 Dummy: Successor CEO's trust > predecessor CEO's trust
lesstrust       byte    %9.0g                 Dummy: Successor CEO's trust > predecessor CEO's trust

. 
. ********************************************************************************
. *                    EMPLOYEE REVIEW TRUST SENTIMENT SAMPLE                    *
. *                          Observation unit: reviewid                          *
. ********************************************************************************
. 
. use "Employee review trust sentiment sample.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
reviewid        long    %12.0g                Employee review identifier
boardid         long    %12.0g                Firm identifier
ceoid           long    %12.0g                CEO identifier
year            int     %10.0g                Year
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         float   %9.0g                 Firm age
firmage2        float   %9.0g                 Firm age squared
approveceo      byte    %10.0g                Dummy: Reviewer approves CEO
iscurrentjobflag
                byte    %8.0g                 Dummy: Reviewer current employee at time of review
reviewgap       float   %9.0g                 Difference between review year & last year of employment, 0 if iscurrentjob
reviewyear      int     %9.0g                 Review year
jobtitle        str113  %113s                 Reviewer's job title
trustsentiment_pos
                float   %9.0g                 Dummy: Review mentions trust positively
trustsentiment_neg
                float   %9.0g                 Dummy: Review mentions trust negatively
trustdirection_mtoe
                float   %9.0g                 Dummy: Review mentions top-down trust (managers' trust toward workers)
trustdirection_etom
                float   %9.0g                 Dummy: Review mentions bottom-up trust (workers' trust toward managers)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             float   %9.0g                 CEO's age
age2            float   %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     float   %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          float   %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
trust           float   %9.0g                 CEO's inherited generalized trust using GSS
trust_sd        float   %9.0g                 CEO's inherited generalized trust using GSS, standardized
getahead_sd     float   %9.0g                 CEO's inherited work ethic, standardized
risktakinggps_sd
                float   %9.0g                 CEO's inherited risk preference, standardized
patiencegps_sd  float   %9.0g                 CEO's inherited patience, standardized
highincome_sd   float   %9.0g                 CEO's ethnic-origin high-income share, standardized

. 
. ********************************************************************************
. *                        DIRECTOR CEO FIRM YEAR SAMPLE                         *
. *            Observation unit: directorid x boardid x year x ceoid             *
. ********************************************************************************
. 
. use "Director CEO firm year sample.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
directorid      long    %12.0g                Director identifier
boardid         long    %12.0g                Firm identifier
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
baselinesample  float   %9.0g                 Dummy: boardid x year x ceoid x year in baseline sample
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
DIR_age         int     %9.0g                 Director's age
DIR_firstyear_key
                int     %9.0g                 Director's first year in a key position
DIR_lastyear_key
                int     %9.0g                 Director's last year in a key position
DIR_trust       float   %9.0g                 Director's inherited generalized trust using GSS
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     int     %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
termno          byte    %9.0g                 CEO term sequence
trust           float   %9.0g                 CEO's inherited generalized trust using GSS

. 
. ********************************************************************************
. *                         BILATERAL TRUST SAMPLE_NONUS                         *
. *             Observation unit: boardid x year x ceoid x eubmcode              *
. ********************************************************************************
. 
. use "Bilateral trust sample_nonUS.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     float   %9.0g                 group(mainethcode eubmcode)
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         float   %9.0g                 Firm age
firmage2        float   %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
haspat_ext      byte    %9.0g                 Dummy: Patenting firm during 1998-2015
firstpatyear    int     %9.0g                 First patenting year during 1998-2012
lastpatyear     int     %9.0g                 Last patenting year during 1998-2012
logat           float   %9.0g                 ln(Total assets)
logsale         float   %9.0g                 ln(Sales)
logemp          float   %9.0g                 ln(Employment)
allpatxc        float   %9.0g                 Patent count (firm-year-inventor country level)
f1allpatxc      float   %9.0g                 Patent count, 1-year forward
f2allpatxc      float   %9.0g                 Patent count, 2-year forward
f3allpatxc      float   %9.0g                 Patent count, 3-year forward
f1allpatxc_citff
                float   %9.0g                 Forward-citation-weighted patent count, 1-year forward
f1allpatxc_npl  float   %9.0g                 Non-patent-backward-citation-weighted patent count, 1-year forward
f1allpatxc_sco  float   %9.0g                 Technological-scope-weighted patent count, 1-year forward
f1uspatxc_granted
                float   %9.0g                 Granted USPTO patent count, 1-year forward
f1allpatxc_citff_q1
                float   %9.0g                 Patent count in 1st forward-citation quartile, 1-year forward
f1allpatxc_citff_q2
                float   %9.0g                 Patent count in 2nd forward-citation quartile, 1-year forward
f1allpatxc_citff_q3
                float   %9.0g                 Patent count in 3rd forward-citation quartile, 1-year forward
f1allpatxc_citff_q4
                float   %9.0g                 Patent count in 4th forward-citation quartile, 1-year forward
ash_allpatxc    float   %9.0g                 arsinh(Patent count)
ash_f1allpatxc  float   %9.0g                 arsinh(Patent count, 1-year forward)
log_f1allpatxc  float   %9.0g                 ln(Patent count, 1-year forward)
ash_f2allpatxc  float   %9.0g                 arsinh(Patent count, 2-year forward)
ash_f3allpatxc  float   %9.0g                 arsinh(Patent count, 3-year forward)
ash_f1allpatxc_citff
                float   %9.0g                 arsinh(Forward-citation-weighted patent count, 1-year forward)
ash_f1allpatxc_npl
                float   %9.0g                 arsinh(Non-patent-backward-citation-weighted patent count, 1-year forward)
ash_f1allpatxc_sco
                float   %9.0g                 arsinh(Technological-scope-weighted patent count, 1-year forward)
ash_f1uspatxc_granted
                float   %9.0g                 arsinh(Granted USPTO patent count, 1-year forward)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            float   %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     float   %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          float   %9.0g                 CEO's tenure in firm
termstartyr     float   %9.0g                 CEO term's start year
termendyr       float   %9.0g                 CEO term's end year
interimCEO      byte    %9.0g                 Dummy: Interim CEO
preCEO_resdir   float   %9.0g                 Dummy: CEO has prior R&D-related experience
preCEO_techdir  float   %9.0g                 Dummy: CEO has prior tech-related experience
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventor country)
bitrust_sd      float   %9.0g                 CEO's inherited bilateral trust (toward inventor country), standardized
bitrusted       float   %8.0g                 Inventors' inherited bilateral trust (toward CEO's country of origin)
bitrusted_sd    float   %9.0g                 Inventors' inherited bilateral trust (toward CEO's country of origin), standardi
comlang_ethno   float   %8.0g                 Dummy: CEO & inventor countries share common language
distw           double  %9.0g                 Geographical distance between CEO & inventor countries (km)
fstdist_wt      float   %9.0g                 Genetic distance between CEO & inventor countries (z-score)

. 
. ********************************************************************************
. *                          BILATERAL TRUST SAMPLE_ALL                          *
. *             Observation unit: boardid x year x ceoid x eubmcode              *
. ********************************************************************************
. 
. use "Bilateral trust sample_all.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
firstpatyear    int     %9.0g                 First patenting year during 1998-2012
lastpatyear     int     %9.0g                 Last patenting year during 1998-2012
logat           float   %9.0g                 ln(Total assets)
logsale         float   %9.0g                 ln(Sales)
logemp          float   %9.0g                 ln(Employment)
allpatxc        float   %9.0g                 Patent application count (firm-year-inventor country level)
f1allpatxc      float   %9.0g                 Patent application count, 1-year forward
f1allpatxc_citff
                float   %9.0g                 Forward-citation-weighted patent application count, 1-year forward
f1allpatxc_npl  float   %9.0g                 Non-patent-backward-citation-weighted patent application count, 1-year forward
f1allpatxc_sco  float   %9.0g                 Technological-scope-weighted patent application count, 1-year forward
f1uspatxc_granted
                float   %9.0g                 Granted USPTO patent count, 1-year forward
f1allpatxc_citff_q1
                float   %9.0g                 Patent application count in 1st forward-citation quartile, 1-year forward
f1allpatxc_citff_q2
                float   %9.0g                 Patent application count in 2nd forward-citation quartile, 1-year forward
f1allpatxc_citff_q3
                float   %9.0g                 Patent application count in 3rd forward-citation quartile, 1-year forward
f1allpatxc_citff_q4
                float   %9.0g                 Patent application count in 4th forward-citation quartile, 1-year forward
ash_allpatxc    float   %9.0g                 arsinh(Patent application count)
ash_f1allpatxc  float   %9.0g                 arsinh(Patent application count, 1-year forward)
log_f1allpatxc  float   %9.0g                 ln(Patent application count, 1-year forward)
ash_f1allpatxc_citff
                float   %9.0g                 arsinh(Forward-citation-weighted patent application count, 1-year forward)
ash_f1allpatxc_npl
                float   %9.0g                 arsinh(Non-patent-backward-citation-weighted patent application count, 1-year fo
ash_f1allpatxc_sco
                float   %9.0g                 arsinh(Technological-scope-weighted patent application count, 1-year forward)
ash_f1uspatxc_granted
                float   %9.0g                 arsinh(Granted USPTO patent count, 1-year forward)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     byte    %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     float   %9.0g                 CEO term's start year
termendyr       float   %9.0g                 CEO term's end year
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)
bitrust_sd      float   %9.0g                 CEO's inherited bilateral trust (toward inventors), standardized
bitrusted       float   %8.0g                 Inventors' inherited bilateral trust (toward CEO)
bitrusted_sd    float   %9.0g                 Inventors' inherited bilateral trust (toward CEO), standardized
comlang_ethno   float   %8.0g                 Dummy: CEO & inventor countries share common language
distw           double  %9.0g                 Geographical distance between CEO & inventor countries (km)
fstdist_wt      float   %9.0g                 Genetic distance between CEO & inventor countries (z-score)

. 
. ********************************************************************************
. *                          BILATERAL TRUST SAMPLE_US                           *
. *             Observation unit: boardid x year x ceoid x eubmcode              *
. ********************************************************************************
. 
. use "Bilateral trust sample_US.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          float   %9.0g                 Dummy: Patenting firm during 1998-2012
firstpatyear    int     %9.0g                 First patenting year during 1998-2012
lastpatyear     int     %9.0g                 Last patenting year during 1998-2012
logat           float   %9.0g                 ln(Total assets)
logsale         float   %9.0g                 ln(Sales)
logemp          float   %9.0g                 ln(Employment)
allpatxc        float   %9.0g                 Patent application count (firm-year-inventor country level)
f1allpatxc      float   %9.0g                 Patent application count, 1-year forward
f1allpatxc_citff
                float   %9.0g                 Forward-citation-weighted patent application count, 1-year forward
f1allpatxc_npl  float   %9.0g                 Non-patent-backward-citation-weighted patent application count, 1-year forward
f1allpatxc_sco  float   %9.0g                 Technological-scope-weighted patent application count, 1-year forward
f1uspatxc_granted
                float   %9.0g                 Granted USPTO patent count, 1-year forward
f1allpatxc_citff_q1
                float   %9.0g                 Patent application count in 1st forward-citation quartile, 1-year forward
f1allpatxc_citff_q2
                float   %9.0g                 Patent application count in 2nd forward-citation quartile, 1-year forward
f1allpatxc_citff_q3
                float   %9.0g                 Patent application count in 3rd forward-citation quartile, 1-year forward
f1allpatxc_citff_q4
                float   %9.0g                 Patent application count in 4th forward-citation quartile, 1-year forward
ash_allpatxc    float   %9.0g                 arsinh(Patent application count)
ash_f1allpatxc  float   %9.0g                 arsinh(Patent application count, 1-year forward)
log_f1allpatxc  float   %9.0g                 ln(Patent application count, 1-year forward)
ash_f1allpatxc_citff
                float   %9.0g                 arsinh(Forward-citation-weighted patent application count, 1-year forward)
ash_f1allpatxc_npl
                float   %9.0g                 arsinh(Non-patent-backward-citation-weighted patent application count, 1-year fo
ash_f1allpatxc_sco
                float   %9.0g                 arsinh(Technological-scope-weighted patent application count, 1-year forward)
ash_f1uspatxc_granted
                float   %9.0g                 arsinh(Granted USPTO patent count, 1-year forward)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     byte    %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     float   %9.0g                 CEO term's start year
termendyr       float   %9.0g                 CEO term's end year
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)
bitrust_sd      float   %9.0g                 CEO's inherited bilateral trust (toward inventors), standardized
bitrusted       float   %8.0g                 Inventors' inherited bilateral trust (toward CEO)
bitrusted_sd    float   %9.0g                 Inventors' inherited bilateral trust (toward CEO), standardized
comlang_ethno   float   %8.0g                 Dummy: CEO & inventor countries share common language
distw           double  %9.0g                 Geographical distance between CEO & inventor countries (km)
fstdist_wt      float   %9.0g                 Genetic distance between CEO & inventor countries (z-score)

. 
. ********************************************************************************
. *                    DIRECTOR BILATERAL TRUST SAMPLE_NONUS                     *
. *       Observation unit: directorid x boardid x year x ceoid x eubmcode       *
. ********************************************************************************
. 
. use "Director bilateral trust sample_nonUS.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
directorid      long    %12.0g                Director identifier
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
bitrustsample   float   %9.0g                 Dummy: boardid x year x ceoid x eubmcode in bilateral trust sample
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
DIR_age         int     %9.0g                 Director's age
DIR_firstyear_key
                int     %9.0g                 Director's first year in a key position
DIR_lastyear_key
                int     %9.0g                 Director's last year in a key position
DIR_bitrust     float   %9.0g                 Director's inherited bilateral trust (toward inventors)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     int     %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
termno          byte    %9.0g                 CEO term sequence
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)

. 
. ********************************************************************************
. *                     DIRECTOR BILATERAL TRUST SAMPLE_ALL                      *
. *       Observation unit: directorid x boardid x year x ceoid x eubmcode       *
. ********************************************************************************
. 
. use "Director bilateral trust sample_all.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
directorid      long    %12.0g                Director identifier
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
bitrustsample   float   %9.0g                 Dummy: boardid x year x ceoid x eubmcode in bilateral trust sample
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
DIR_age         int     %9.0g                 Director's age
DIR_firstyear_key
                int     %9.0g                 Director's first year in a key position
DIR_lastyear_key
                int     %9.0g                 Director's last year in a key position
DIR_bitrust     float   %9.0g                 Director's inherited bilateral trust (toward inventors)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     int     %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
termno          byte    %9.0g                 CEO term sequence
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)

. 
. ********************************************************************************
. *                BILATERAL TRUST TRANSITION EVENT SAMPLE_NONUS                 *
. *             Observation unit: eventid x year x ceoid x eubmcode              *
. ********************************************************************************
. 
. use "Bilateral trust transition event sample_nonUS.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
eventid         int     %9.0g                 CEO transition event identifier
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
bitrustsample   float   %9.0g                 Dummy: boardid x year x ceoid x eubmcode in bilateral trust sample
changeyr        float   %9.0g                 CEO transition year
yrbfchange      byte    %9.0g                 Year relative to CEO transition year before transition, 0 otherwise
yrafchange      byte    %9.0g                 Year relative to CEO transition year after transition, 0 otherwise
postchange      float   %9.0g                 Dummy: Post-CEO transition
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
firstpatyear    int     %9.0g                 First patenting year during 1998-2012
lastpatyear     int     %9.0g                 Last patenting year during 1998-2012
logat           float   %9.0g                 ln(Total assets)
logsale         float   %9.0g                 ln(Sales)
logemp          float   %9.0g                 ln(Employment)
allpatxc        float   %9.0g                 Patent application count (firm-year-inventor country level)
f1allpatxc      float   %9.0g                 Patent application count, 1-year forward
ash_allpatxc    float   %9.0g                 arsinh(Patent application count)
ash_f1allpatxc  float   %9.0g                 arsinh(Patent application count, 1-year forward)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     byte    %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)
bitrust_sd      float   %9.0g                 CEO's inherited bilateral trust (toward inventors), standardized
bitrustbf       float   %9.0g                 Predecessor CEO's inherited bilateral trust (toward inventors), standardized
bitrustaf       float   %9.0g                 Successor CEO's inherited bilateral trust (toward inventors), standardized

. 
. ********************************************************************************
. *                 BILATERAL TRUST TRANSITION EVENT SAMPLE_ALL                  *
. *             Observation unit: eventid x year x ceoid x eubmcode              *
. ********************************************************************************
. 
. use "Bilateral trust transition event sample_all.dta", clear

. des *, full

Variable      Storage   Display    Value
    name         type    format    label      Variable label
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
eventid         int     %9.0g                 CEO transition event identifier
boardid         long    %12.0g                Firm identifier
eubmcode        byte    %9.0g                 Inventor country identifier (Eurobarometer country code)
ceoid           long    %12.0g                CEO identifier
year            int     %9.0g                 Year
brdeubmcode     float   %9.0g                 group(boardid eubmcode)
etheubmcode     int     %9.0g                 group(mainethcode eubmcode)
bitrustsample   float   %9.0g                 Dummy: boardid x year x ceoid x eubmcode in bilateral trust sample
changeyr        float   %9.0g                 CEO transition year
yrbfchange      byte    %9.0g                 Year relative to CEO transition year before transition, 0 otherwise
yrafchange      byte    %9.0g                 Year relative to CEO transition year after transition, 0 otherwise
postchange      float   %9.0g                 Dummy: Post-CEO transition
sector          str39   %39s                  Firm BoardEx sector classification
sic3            int     %9.0g                 Firm Compustat industry classification (3-digit SIC)
firmage         byte    %9.0g                 Firm age
firmage2        int     %9.0g                 Firm age squared
haspat          byte    %9.0g                 Dummy: Patenting firm during 1998-2012
firstpatyear    int     %9.0g                 First patenting year during 1998-2012
lastpatyear     int     %9.0g                 Last patenting year during 1998-2012
logat           float   %9.0g                 ln(Total assets)
logsale         float   %9.0g                 ln(Sales)
logemp          float   %9.0g                 ln(Employment)
allpatxc        float   %9.0g                 Patent application count (firm-year-inventor country level)
f1allpatxc      float   %9.0g                 Patent application count, 1-year forward
ash_allpatxc    float   %9.0g                 arsinh(Patent application count)
ash_f1allpatxc  float   %9.0g                 arsinh(Patent application count, 1-year forward)
gender          byte    %10.0g                CEO's gender (1-male, 2-female)
age             byte    %9.0g                 CEO's age
age2            int     %9.0g                 CEO's age squared
education       byte    %9.0g                 CEO's education (1-below bachelor, 2-bachelor, 3-masters, 4-doctorate)
MBA             byte    %9.0g                 Dummy: CEO has an MBA degree
nonUS           float   %9.0g                 Dummy: Non-US CEO
mainethcode     byte    %9.0g                 CEO's main ethnic origin
mainethshare    float   %9.0g                 CEO's main ethnic origin share, percent
yrinco          byte    %9.0g                 CEO's tenure in firm
termstartyr     int     %9.0g                 CEO term's start year
termendyr       int     %9.0g                 CEO term's end year
bitrust         float   %9.0g                 CEO's inherited bilateral trust (toward inventors)
bitrust_sd      float   %9.0g                 CEO's inherited bilateral trust (toward inventors), standardized
bitrustbf       float   %9.0g                 Predecessor CEO's inherited bilateral trust (toward inventors), standardized
bitrustaf       float   %9.0g                 Successor CEO's inherited bilateral trust (toward inventors), standardized

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. cap log close
